Merge pull request #641 from paczian/develop

fixed quoting bug in rank abundance plot
fix inconsistant return types
fix perl syntax
fix wrong object type
format error fix
fix wrong keyword
Merge pull request #642 from teharrison/develop

make metagenome stats proper format
changed globus auth from login/password to saved token, as they have a hard time handeling multiple tokens
Merge pull request #643 from teharrison/develop

changed globus auth from login/password to saved token, as they have a hard time handeling multiple tokens
made email2 non mandatory